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संबंधित प्रश्न
What are the two ways in which you can trace the magnetic field pattern of a bar magnet?
Explain why, two magnetic field lines of not intersect each other.
The figure given below shows the magnetic field between two magnets:
Copy the diagram and label theother poles of the magnets.
Which is the weaker magnet?
A thick wire is hanging form a wooden table. An anticlockwise magnetic field is to be produced around the wire by passing current through this wire by using a battery. Which terminal of the battery should be connected to the:
(a) top end of wire?
(b) bottom end of wire?
Give reason for your choice.
If you hold a coil of wire next to a magnet, no current will flow in the coil. What else is needed to induce a current?
Explain the mechanism of attraction of iron nails by a magnet when brought near them.
In following figure, draw at least two magnetic field lines between the two magnets.
(a) 
Figure. shows a bar magnet placed on the table top with its north pole pointing towards south. The arrow shows the north-south direction. There are no other magnets or magnetic materials nearby.
What is the magnitude of the magnetic field at each neutral point? Give a reason for your answer.
Magnetic lines of force never ______ each other.
State the inference drawn about the direction of the magnetic field lines on the basis of the following diagrams.
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| Figure 'a' | Figure 'b' |
